Event: Club Championship

PDF Excel

Opponent	Rating	Result
Kevin Charlton	1729	0 - 1
Trefor H Owens	1960	0 - 1
Kristof Siklodi	1840	0 - 1
Keith G Hyde	1833	0 - 1
Alfie Burton	1316	0 - 1
Michael Ingham	1279	0 - 1
Michael Dale	1240	1 - 0

performance = (sum(opponents ratings) + 400(wins-losses)) / games

1314 = (11197 + 400 * (1 - 6)) / 7)